package com.zzyl.service.impl;

import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.json.JSONUtil;
import com.aliyun.iot20180120.Client;
import com.aliyun.iot20180120.models.*;
import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import com.google.common.collect.Lists;
import com.zzyl.base.PageResponse;
import com.zzyl.base.ResponseResult;
import com.zzyl.constant.CacheConstants;
import com.zzyl.dto.DeviceDto;
import com.zzyl.dto.DevicePageQueryDto;
import com.zzyl.entity.Device;
import com.zzyl.enums.BasicEnum;
import com.zzyl.enums.DeviceLocationTypeEnum;
import com.zzyl.enums.DevicePhysicalLocationTypeEnum;
import com.zzyl.exception.BaseException;
import com.zzyl.mapper.DeviceMapper;
import com.zzyl.properties.AliIoTConfigProperties;
import com.zzyl.service.DeviceService;
import com.zzyl.vo.DeviceVo;
import com.zzyl.vo.ProductVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;

import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;

@Service
public class DeviceServiceImpl implements DeviceService {

    @Autowired
    private Client client;

    @Autowired
    private AliIoTConfigProperties aliIoTConfigProperties;

    @Autowired
    private RedisTemplate<String, String> redisTemplate;

    @Autowired
    private DeviceMapper deviceMapper;

    /**
     * 同步数据
     */
    @Override
    public void syncProductList() {
        // 请求参数
        QueryProductListRequest request = new QueryProductListRequest();
        request.setPageSize(200);
        request.setCurrentPage(1);
        request.setIotInstanceId(aliIoTConfigProperties.getIotInstanceId());

        // 调用第三方查询产品列表
        QueryProductListResponse response = null;
        try {
            response = client.queryProductList(request);
        } catch (Exception e) {
            throw new BaseException(BasicEnum.IOT_LIST_PRODUCT_ERROR);
        }
        // 判断，如果数据为空，则中断请求
        if (!response.getBody().getSuccess()) {
            throw new BaseException(BasicEnum.IOT_LIST_PRODUCT_ERROR);
        }

        // 获取数据，存储到redis
        List<ProductVo> productVoList = response.getBody().getData().getList().getProductInfo().stream().map(
                p -> BeanUtil.toBean(p, ProductVo.class)
        ).collect(Collectors.toList());
        // 存储到redis
        redisTemplate.opsForValue().set(CacheConstants.ALL_PRODUCT_KEY, JSONUtil.toJsonStr(productVoList));
    }

    /**
     * 查询所有产品列表
     *
     * @return 产品列表
     */
    @Override
    public List<ProductVo> allProduct() {
        // 从缓存中获取数据
        String productListJsonStr = redisTemplate.opsForValue().get(CacheConstants.ALL_PRODUCT_KEY);
        // 如果为空，返回空集合
        if (ObjectUtil.isEmpty(productListJsonStr)) {
            return Collections.emptyList();
        }
        // 转换数据，并返回
        return JSONUtil.toList(productListJsonStr, ProductVo.class);
    }

    @Override
    public void registerDevice(DeviceDto deviceDto) {
        // 判断设备名称是否重复
        Long count = deviceMapper.countByDeviceName(deviceDto.getDeviceName());
        if (count > 0) {
            // 大于零，设备已存在，抛出异常
            throw new BaseException(BasicEnum.DEVICE_NAME_EXIST);
        }
        // 获取注册设备请求参数
        RegisterDeviceRequest registerDeviceRequest = deviceDto.getRegisterDeviceRequest();
        // 通过阿里云物联网平台获取的id, 设置到请求参数中
        registerDeviceRequest.setIotInstanceId(aliIoTConfigProperties.getIotInstanceId());


        RegisterDeviceResponse response = null;
        try {
            // 调用阿里云物联网平台注册设备
            response = client.registerDevice(registerDeviceRequest);
        } catch (Exception e) {
            throw new BaseException(BasicEnum.IOT_REGISTER_DEVICE_ERROR);
        }


        // 判断是否注册成功
        if (!response.getBody().getSuccess()) {
            throw new RuntimeException(response.getBody().getErrorMessage());
        }

        // 根据productKey调用阿里云查询产品信息，获取productName
        QueryProductRequest queryProductRequest = new QueryProductRequest();
        queryProductRequest.setIotInstanceId(aliIoTConfigProperties.getIotInstanceId());
        queryProductRequest.setProductKey(deviceDto.getProductKey());
        QueryProductResponse queryProductResponse = null;
        try {
            queryProductResponse = client.queryProduct(queryProductRequest);
        } catch (Exception e) {
            throw new BaseException(BasicEnum.IOT_QUERY_PRODUCT_ERROR);
        }

        // 接口是否调通
        if (!queryProductResponse.getBody().getSuccess()) {
            throw new RuntimeException(response.getBody().getErrorMessage());
        }

        // 保存设备
        Device device = BeanUtil.toBean(deviceDto, Device.class);
        device.setIotId(response.getBody().getData().getIotId());
        device.setProductName(queryProductResponse.getBody().getData().getProductName());
        // 如果设备绑定的位置是随身设备，则把物理绑定位置设置为-1
        if (device.getLocationType().equals(DeviceLocationTypeEnum.PORTABLE_DEVICE.getOrdinal())) {
            device.setPhysicalLocationType(DevicePhysicalLocationTypeEnum.ELDER.getOrdinal());
        }
        deviceMapper.insertSelective(device);
    }

    @Override
    public PageResponse<DeviceVo> pageQueryDevice(DevicePageQueryDto devicePageQueryDto) {
        PageHelper.startPage(devicePageQueryDto.getPageNum(), devicePageQueryDto.getPageSize());
        Page<DeviceVo> deviceVos = deviceMapper.selectByPage(devicePageQueryDto);
        return PageResponse.of(deviceVos, DeviceVo.class);
    }

    /**
     * 查询设备详细数据
     *
     * @param request 查询设备详情请求模型
     * @return 设备详细数据
     */
    @Override
    public DeviceVo queryDeviceDetail(QueryDeviceDetailRequest request) {
        request.setIotInstanceId(aliIoTConfigProperties.getIotInstanceId());
        QueryDeviceDetailResponse response = null;
        try {
            response = client.queryDeviceDetail(request);
        } catch (Exception e) {
            throw new BaseException(BasicEnum.IOT_QUERY_DEVICE_ERROR);
        }
        // 判断接口是否调通
        if (!response.getBody().getSuccess()) {
            throw new RuntimeException(response.getBody().getErrorMessage());
        }

        // 查询数据库的数据
        DeviceVo deviceVo = deviceMapper.selectByIotId(response.getBody().getData().getIotId());
        BeanUtil.copyProperties(response.getBody().getData(), deviceVo);

        return deviceVo;
    }

    /**
     * 查看指定产品的已发布物模型中的功能定义详情
     *
     * @param request 查询已发布物模型请求模型
     * @return 已发布物模型中的功能定义详情
     */
    @Override
    public ResponseResult<QueryThingModelPublishedResponseBody.QueryThingModelPublishedResponseBodyData> queryThingModelPublished(QueryThingModelPublishedRequest request) {
        request.setIotInstanceId(aliIoTConfigProperties.getIotInstanceId());
        QueryThingModelPublishedResponse response = null;
        try {
            response = client.queryThingModelPublished(request);
        } catch (Exception e) {
            throw new BaseException(BasicEnum.IOT_QUERY_THING_MODEL_PUBLISHED_ERROR);
        }
        if (response.getBody().getSuccess()) {
            return ResponseResult.success(response.getBody().getData());
        }

        throw new RuntimeException(response.getBody().getErrorMessage());
    }

    /**
     * 查询指定设备的物模型运行状态
     *
     * @param request 查询设备的物模型运行状态请求模型
     * @return 物模型运行状态
     */
    @Override
    public ResponseResult<QueryDevicePropertyStatusResponseBody.QueryDevicePropertyStatusResponseBodyData> queryDevicePropertyStatus(QueryDevicePropertyStatusRequest request) {
        request.setIotInstanceId(aliIoTConfigProperties.getIotInstanceId());
        QueryDevicePropertyStatusResponse response = null;
        try {
            response = client.queryDevicePropertyStatus(request);
        } catch (Exception e) {
            throw new BaseException(BasicEnum.IOT_QUERY_DEVICE_PROPERTY_STATUS_ERROR);
        }

        if (response.getBody().getSuccess()) {
            return ResponseResult.success(response.getBody().getData());
        }

        throw new RuntimeException(response.getBody().getErrorMessage());
    }

    /**
     * 更新设备
     *
     * @param deviceDto 更新设备请求模型
     */
    @Override
    public void updateDevice(DeviceDto deviceDto) {
        // 检验数据库是否存在设备
        Device dbDevice = deviceMapper.selectByPrimaryKey(deviceDto.getId());
        if (ObjectUtil.isEmpty(dbDevice)) {
            throw new BaseException(BasicEnum.DEVICE_NOT_EXIST);
        }

        // 保存位置
        Device device = BeanUtil.toBean(deviceDto, Device.class);
        // 如果是随身设备，物理位置设为-1
        if (device.getLocationType().equals(DeviceLocationTypeEnum.PORTABLE_DEVICE.getOrdinal())) {
            device.setPhysicalLocationType(DevicePhysicalLocationTypeEnum.ELDER.getOrdinal());
        }

        // 更新数据库中设备信息
        deviceMapper.updateByPrimaryKeySelective(device);

        // 调用物联网接口，更新云服务设备信息，这里只会更新阿里云那边的昵称，产品分类和设备名称一旦创建不允许再修改
        BatchUpdateDeviceNicknameRequest request = new BatchUpdateDeviceNicknameRequest();
        request.setIotInstanceId(aliIoTConfigProperties.getIotInstanceId());
        BatchUpdateDeviceNicknameRequest.BatchUpdateDeviceNicknameRequestDeviceNicknameInfo nicknameInfo = BeanUtil.toBean(deviceDto, BatchUpdateDeviceNicknameRequest.BatchUpdateDeviceNicknameRequestDeviceNicknameInfo.class);
        request.setDeviceNicknameInfo(Lists.newArrayList(nicknameInfo));
        BatchUpdateDeviceNicknameResponse response = null;
        try {
            response = client.batchUpdateDeviceNickname(request);
        } catch (Exception e) {
            throw new BaseException(BasicEnum.IOT_BATCH_UPDATE_DEVICE_ERROR);
        }
        if (!response.getBody().getSuccess()) {
            throw new RuntimeException(response.getBody().getErrorMessage());
        }
    }

    /**
     * 删除设备
     *
     * @param request 删除设备请求模型
     */
    @Override
    public void deleteDevice(DeleteDeviceRequest request) {
        // 删除数据库中设备信息
        deviceMapper.deleteByIotId(request.getIotId());

        request.setIotInstanceId(aliIoTConfigProperties.getIotInstanceId());
        DeleteDeviceResponse response = null;
        try {
            response = client.deleteDevice(request);
        } catch (Exception e) {
            throw new BaseException(BasicEnum.IOT_DELETE_DEVICE_ERROR);
        }
        if (!response.getBody().getSuccess()) {
            throw new RuntimeException(response.getBody().getErrorMessage());
        }

    }
}